package com.iee.spring;

import org.springframework.boot.context.event.ApplicationEnvironmentPreparedEvent;
import org.springframework.boot.context.event.ApplicationPreparedEvent;
import org.springframework.boot.context.event.ApplicationReadyEvent;
import org.springframework.context.ApplicationEvent;
import org.springframework.context.ApplicationListener;
import org.springframework.context.event.ContextClosedEvent;
import org.springframework.context.event.ContextRefreshedEvent;
import org.springframework.context.event.ContextStartedEvent;
import org.springframework.context.event.ContextStoppedEvent;

/**
 * @ClassName ApplicationLoad
 * @Description TODO
 * @Author longxiaonan@163.com
 * @Date 2018/7/31 18:09
 */
public class ApplicationEventListener implements ApplicationListener {

    @Override
    public void onApplicationEvent(ApplicationEvent event) {
        // 在这里可以监听到Spring Boot的生命周期
        if (event instanceof ApplicationEnvironmentPreparedEvent) { // 初始化环境变量
            //
        } else if (event instanceof ApplicationPreparedEvent) { // 初始化完成
        } else if (event instanceof ContextRefreshedEvent) { // 应用刷新
        } else if (event instanceof ApplicationReadyEvent) {// 应用已启动完成
        } else if (event instanceof ContextStartedEvent) { // 应用启动，需要在代码动态添加监听器才可捕获
        } else if (event instanceof ContextStoppedEvent) { // 应用停止
        } else if (event instanceof ContextClosedEvent) { // 应用关闭
        } else {

        }
    }

}
